Home / 181,566.75-250,562.12-102,078.75

Finding the Fourth Proportional to 181,566.75, 250,562.12 and 102,078.75

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Solution

The fourth proportional to 181,566.75, 250,562.12 and 102,078.75 is: 140,868.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,566.75 : 250,562.12 = 102,078.75 : x
  2. Step 2: Convert to fraction form
    181,566.75/250,562.12 = 102,078.75/x
  3. Step 3: Cross multiply
    181,566.75x = 250,562.12 × 102,078.75
  4. Step 4: Simplify right side
    181,566.75x = 25,577,067,496.56
  5. Step 5: Solve for x
    x = 25,577,067,496.56/181,566.75
  6. Step 6: Final answer
    x = 140,868.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.